19689016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{129533}}^1$

素因数の和:129558

約数の個数: 16

約数和(自身を含む): 38860200

約数和(自身を除く): 19171184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 129533, 259066, 518132, 1036264, 2461127, 4922254, 9844508, 19689016]

約数ペア:

[(1, 19689016), (2, 9844508), (4, 4922254), (8, 2461127), (19, 1036264), (38, 518132), (76, 259066), (152, 129533)]